No problem, we've got 6359 and 1143 to multiply
6359 × 1143 = 1143 × (6359)
+ 1143 × 9 which equals 10287
+ 1143 × 50 which equals 57150
+ 1143 × 300 that results in 342900
+ 1143 × 6000 that equals 6858000

= 7268337
